Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469435 | Discharge lamp with dielectrically impeded electrodes | Michael Ilmer, Angela Eberhardt | 2002-10-22 |
| 6340862 | Fluorescent lamp with luminescent material layer thickness according to the geometrical discharge distribution | Reinhard Lecheler, Hermann Schweizer | 2002-01-22 |